IB Biology SL D1.2.6 Roles in Translation Questions

In IB Biology SL D1.2.6, mRNA provides codons and tRNA carries activated amino acids with anticodons. Ribosomes hold mRNA and tRNAs so peptide bonds can form.

Exam points

Explain that mRNA provides codons while tRNA carries activated amino acids with complementary anticodons.
Explain how ribosomes hold mRNA and tRNAs in position so peptide bonds can form.

[Maximum number: 2]

The diagram represents the synthesis of proteins in the cytoplasm of a cell.

Figure for Question IB Biology SL D1.2.6 Roles in Translation Questions question 1 — IB Biology SL

Identify X and Y.

X:

Y:

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IB Biology SL D1.2.6 Roles in Translation Questions question 1